US stock market today: Wall Street opens lower; major indexes headed for losing week
US stocks slipped in morning trade on Friday, with major indexes on track for their first weekly loss in four weeks as technology shares continued to weigh on sentiment.The S&P 500 dropped 0.7%, the Dow Jones Industrial Average fell 143 points (0.3%), and the Nasdaq Composite slid 1.2% as of 9:51 am ET.Big tech stocks…